[INFO] fetching crate nickel 0.11.0...
[INFO] checking nickel-0.11.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate nickel 0.11.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nickel 0.11.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nickel 0.11.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nickel 0.11.0
[INFO] tweaked toml for crates.io crate nickel 0.11.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f09205402741db721d2e59b9fb2452e3062f5f75c682051b4d7bead8dd4332c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f09205402741db721d2e59b9fb2452e3062f5f75c682051b4d7bead8dd4332c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f09205402741db721d2e59b9fb2452e3062f5f75c682051b4d7bead8dd4332c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f09205402741db721d2e59b9fb2452e3062f5f75c682051b4d7bead8dd4332c", kill_on_drop: false }`
[INFO] [stdout] 9f09205402741db721d2e59b9fb2452e3062f5f75c682051b4d7bead8dd4332c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db740ddf84d960d483a9585d6924b3b25295f3b09b52b63fdbd61a8195c08634
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db740ddf84d960d483a9585d6924b3b25295f3b09b52b63fdbd61a8195c08634", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking nickel v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/server.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut server = try!(HyperServer::http(addr));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/server.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut server = try!(HyperServer::https(addr, ssl));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             try!(server.serve("localhost:0",
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             try!(server.serve(addr,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:314:13
[INFO] [stdout]     |
[INFO] [stdout] 314 |             try!(server.serve_https("localhost:0",
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |             try!(server.serve_https(addr,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/response.rs:136:26
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut stream = try!(self.start());
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/responder.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut stream = try!(res.start());
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/responder.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let mut stream = try!(res.start());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/body_parser.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(req.origin.read_to_string(&mut buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/body_parser.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let body = try!(req.get_ref::<BodyReader>());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/router.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub handler: Box<Middleware<D> + Send + Sync + 'static>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<D> + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nickel.rs:228:87
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn listen<T: ToSocketAddrs>(mut self, addr: T) -> Result<ListeningServer, Box<StdError>> {
[INFO] [stdout]     |                                                                                       ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nickel.rs:300:88
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn listen_https<T,S>(mut self, addr: T, ssl: S) -> Result<ListeningServer, Box<StdError>>
[INFO] [stdout]     |                                                                                        ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/response.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     on_send: Vec<Box<FnMut(&mut Response<'a, D, Fresh>)>>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Response<'a, D, Fresh>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 |     handlers: Vec<Box<Middleware<D> + Send + Sync>>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<D> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |     error_handlers: Vec<Box<ErrorHandler<D> + Send + Sync>>
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorHandler<D> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/body_parser.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nickel_error.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 |         where T: Into<Box<Error + 'static>> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/body_parser.rs:110:43
[INFO] [stdout]     |
[INFO] [stdout] 110 |             BodyError::Io(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/body_parser.rs:125:32
[INFO] [stdout]     |
[INFO] [stdout] 125 |         write!(out, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/nickel_error.rs:76:35
[INFO] [stdout]    |
[INFO] [stdout] 76 |         NickelError::new(res, err.description().to_string(), errorcode)
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/integration_testing.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     database: Box<Database>
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Database`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/integration_testing.rs:68:79
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn start_server<D>(address: &str, database: D) -> Result<ListeningServer, Box<StdError>>
[INFO] [stdout]    |                                                                               ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/example_tests.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate serde_derive;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/examples/../../examples/integration_testing.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     database: Box<Database>
[INFO] [stdout]    |                   ^^^^^^^^ help: use `dyn`: `dyn Database`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/examples/../../examples/integration_testing.rs:68:79
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn start_server<D>(address: &str, database: D) -> Result<ListeningServer, Box<StdError>>
[INFO] [stdout]    |                                                                               ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/https.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate nickel;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/server.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut server = try!(HyperServer::http(addr));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/server.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut server = try!(HyperServer::https(addr, ssl));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             try!(server.serve("localhost:0",
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |             try!(server.serve(addr,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:314:13
[INFO] [stdout]     |
[INFO] [stdout] 314 |             try!(server.serve_https("localhost:0",
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nickel.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |             try!(server.serve_https(addr,
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/response.rs:136:26
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut stream = try!(self.start());
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/responder.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 let mut stream = try!(res.start());
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/responder.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let mut stream = try!(res.start());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/body_parser.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(req.origin.read_to_string(&mut buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/body_parser.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let body = try!(req.get_ref::<BodyReader>());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/router.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub handler: Box<Middleware<D> + Send + Sync + 'static>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<D> + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nickel.rs:228:87
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn listen<T: ToSocketAddrs>(mut self, addr: T) -> Result<ListeningServer, Box<StdError>> {
[INFO] [stdout]     |                                                                                       ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nickel.rs:300:88
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn listen_https<T,S>(mut self, addr: T, ssl: S) -> Result<ListeningServer, Box<StdError>>
[INFO] [stdout]     |                                                                                        ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/response.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     on_send: Vec<Box<FnMut(&mut Response<'a, D, Fresh>)>>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Response<'a, D, Fresh>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 |     handlers: Vec<Box<Middleware<D> + Send + Sync>>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<D> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |     error_handlers: Vec<Box<ErrorHandler<D> + Send + Sync>>
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ErrorHandler<D> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/body_parser.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/nickel_error.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 |         where T: Into<Box<Error + 'static>> {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/body_parser.rs:110:43
[INFO] [stdout]     |
[INFO] [stdout] 110 |             BodyError::Io(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/body_parser.rs:125:32
[INFO] [stdout]     |
[INFO] [stdout] 125 |         write!(out, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/nickel_error.rs:76:35
[INFO] [stdout]    |
[INFO] [stdout] 76 |         NickelError::new(res, err.description().to_string(), errorcode)
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.24s
[INFO] running `Command { std: "docker" "inspect" "db740ddf84d960d483a9585d6924b3b25295f3b09b52b63fdbd61a8195c08634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db740ddf84d960d483a9585d6924b3b25295f3b09b52b63fdbd61a8195c08634", kill_on_drop: false }`
[INFO] [stdout] db740ddf84d960d483a9585d6924b3b25295f3b09b52b63fdbd61a8195c08634
